1999

Graham Ryder: Meteoritic abundances in the ancient lunar crust. LPS XXX, #1848.

1999

Graham Ryder and J. Gillis: Unique two-phase lunar impact melt 76055. Met. Plan. Sci. 34, Supplement, A100-A101.

1999

Graham Ryder: Intention and intension in the integration of lunar data sets: The Great Instauration. New views of the Moon Workshop, Flagstaff.

1999

Graham Ryder: Naming lunar mare basalts: Quo Vadimus Redux. New Views of the Moon Workshop, Flagstaff.

1999

M. B. Duke, B. Clark, T. Gamber, P. Lucey, Graham Ryder, and G.J. Taylor: Sample return mission to the South Pole-Aitken basin. New Views of the Moon Workshop, Flagstaff.

2000

L. E. Nyquist, C.-Y. Shih, Y. Reese, H. Wiesmann, , D. Bogard, Graham Ryder, and D. Garrison:  Age and petrogenesis of Apollo 17 Group D basalt.  LPS XXXI, #1667.

2000

Graham Ryder and M. B. Duke: Lunar sample return from the South Pole-Aitken Basin. European Geophysical Society, XXV General Assembly. Nice, France.

2000

Graham Ryder: Ancient intense impacting: A positive effect on the origin of life. Trans. Am. Geophys. Union 81, Supplement, S76.

2000

CAPTEM (Curation and Analysis Planning Team for Extraterrestrial Materials): B. L. Jolliff, L.P. Keller, G.J. MacPherson, C.R. Neal, D.A. Papanastassiou, Graham Ryder, C.K. Shearer, and J.J. Papike: A balanced model for exploration of the terrestrial planets: Lessons from the lunar experience (#6214). Concepts and Approaches for Mars Exploration . LPI Contribution 1062, Houston, Texas, 162-163.

2000

M.B. Duke, C. Agee, D. Bogard, W.D. Carrier, C. Coombs, L. Gaddis, J. Head III, B. Jolliff, G. Lofgren, D. Papanstassiou, J.J. Papike, C.M. Pieters, and Graham Ryder: South Pole-Aitken Sample Return Mission.  ICEUM-4 Conference. Noordwijk, Netherlands.

2000

Graham Ryder:  The ancient lunar impact record, the ancient terrestrial record, and possible environments for the origin of life. International Conference on Catastrophic Events and Mass Extinctions: Impacts and Beyond. Vienna, Austria, LPI Contribution # 1053,  185-186.

2000

B. L. Jolliff, L.R. Gaddis, Graham Ryder, C.R. Neal, C.K. Shearer, R.C. Elphic, J.R. Johnson, L.P. Keller, R.L. Korotev, D.J. Lawrence, P.G. Lucey, J.J. Papike, C.M. Pieters,  P.D. Spudis, and L.A. Taylor: New views of the Moon: Understanding the Moon through the integration of diverse datasets.  Trans. Amer. Geophys. Union 81, 349, 354-355.

2000

Graham Ryder, R. Martinez, and A. Martinez: Book Review: The End of the Dinosaurs: Chicxulub Crater and Mass Extinctions, by Charles Frankel.  Lunar and Planetary Information Bulletin 88, 9-10.

2000

Graham Ryder: Editorial: Catastrophic events and mass extinctions: Impacts and Beyond.  Vienna, Austria 2000 July 9 - 12. Meteoritics and Planetary Science 35, 1126.

2000

Graham Ryder, C. Koeberl, and S. Mojzsis: Heavy bombardment of the Earth at ~3.85 Ga: The search for petrographic and geochemical evidence. In Origin of The Earth and Moon (Eds. R.M. Canup and K. Righter), University of  Arizona Press, pp. 475-492.

2000

W. K. Hartmann, Graham Ryder, L. Dones, and D. Grinspoon: The time-dependent intense bombardment of the primordial Earth/Moon system.  In Origin of The Earth and Moon (Eds. R.M. Canup and K. Righter), University of  Arizona Press, pp. 493-512.

2000

M. B. Duke, C. Agee, D. Bogard, W.D. Carrier, C. Coombes, L. Gaddis, J.W. Head III, B. Jolliff, G. Lofgren, D. Papanastassiou, J.J. Papike, C.M. Pieters, Graham Ryder:  South Pole-Aitken Basin Sample Return Mission.  Proceedings of the Fourth International Conference on Exploration and Utilization of the Moon, SP-462, European Space Agency, ESTEC, Noordwijk, 137-140.

2001

Graham Ryder and B.C. Schuraytz: The chemical variation of the large Apollo 15 olivine-normative mare basalts. J. Geophys. Res. (Planets) 106, 1435-1452.

2001

S. J. Mojzsis and Graham Ryder: Accretion to the Earth and Moon ca. 3.85 Ga. In Accretion of Extraterrestrial Material Throughout Earth's History (Eds. B. Peucker-Ehrenbrink and B. Schmitz), Kluwer Academic/Plenum Publishers, Norwell, Mass. in press.

2001

D. Stoffler and Graham Ryder: Stratigraphy and isotopic ages of lunar geologic units: Chronological standard for the inner solar system. Invited Review in "The Evolution of Mars",  International Space Science Institute, Bern, Switzerland. Space Science Reviews.  in press.

2001

G.B. Dalrymple, Graham Ryder, R.A. Duncan, and J.J. Huard: ⁴⁰Ar-³⁹Ar ages of Apollo 16 impact melt rocks by laser step heating.  LPS XXXII # 1225

2001

E.M. Fincke and Graham Ryder: Chemical variation of silicate mineral phases in lunar feldspathic granulitic impactites: Implications for thermal histories and provenances.  LPS XXXII # 1227

2001

M.D. Norman, V.C. Bennett, and Graham Ryder: Highly siderophile (Re-PGE) and lithophile element geochemistry of Apollo 17 LKFM impact melts.  LPS XXXII # 1418

2001

C.K. Shearer, L. Borg, Graham Ryder, J.J. Papike, and L. Nyquist: Deciphering ages of impacted basalts using a crystal chemical - ion microprobe approach. An example using the Apollo 17 Group D basalt. LPS XXXII # 1851

2001

Graham Ryder: Mass flux during the ancient lunar bombardment: The cataclysm. LPS XXXII # 1326

2001

Graham Ryder:  The production of impact melts and the fate of the projectile: The contrast between wet and dry targets.  Bolide Impacts on Wet Targets, Geol. Soc. Am. Field Forum, Nevada/Utah, April 2001

2001

Graham Ryder: Mixing of target melt and projectile during impacts: Wet and dry target contrast.  Meteoritical Society Annual Meeting, Rome, Italy, September 2001, in press.

2001

Graham Ryder: The ancient bombardment of the Moon: Status of chronology, impactors, and origin. New Views of the Moon ESA Meeting, Berlin, September 2001, in press.

2001

Graham Ryder:  The ancient bombardment of the Moon: How future missions could resolve chronology and impactor issues.  New Views of the Moon ESA Meeting, Berlin, September 2001, in press.

2001

Graham Ryder: Book Review: Destiny or Chance.  Our Solar System and Its Place in the Cosmos, by S. Ross Taylor  (Cambridge University Press, 1998, 2000) . Lunar and Planetary Information Bulletin, Spring 2001. In press.

2001

Norman M.D., Bennett V.C., and Graham Ryder: Targeting the impactors: Signatures of highly siderophile elements in lunar impact melts from Serenitatis. Science. submitted.